While lightning is the most common source of fires in the U.S., according to the National Fire Protection Association, ...

The federal Bureau of Alcohol, Tobacco, Firearms and Explosives will take the lead in investigating the exact cause of multiple fires that have swept through the Los Angeles area.

So far there has been no official indication of arson in either blaze, and utility lines have not yet been identified as a ...

Los Angeles is in the midst of battling multiple wildfires. FOX Business takes a look at some of America's most costly wildfires.

John Lentini, owner of Scientific Fire Analysis in Florida, who has investigated large fires in California including ... U.S., according to the National Fire Protection Association, investigators ...